//
// DotNetNuke - http://www.dotnetnuke.com
// Copyright (c) 2002-2010
// by Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
//

using System;
using System.Collections;
using System.Collections.Generic;
using DotNetNuke.Entities.Portals;
namespace DotNetNuke.Services.OutputCache
{
	public class PurgeOutputCache : DotNetNuke.Services.Scheduling.SchedulerClient
	{
		public PurgeOutputCache(DotNetNuke.Services.Scheduling.ScheduleHistoryItem objScheduleHistoryItem)
			: base()
		{
			this.ScheduleHistoryItem = objScheduleHistoryItem;
		}
		public override void DoWork()
		{
			try {
				ArrayList portals;
				PortalController portalController = new PortalController();
				portals = portalController.GetPortals();
				foreach (KeyValuePair<string, OutputCachingProvider> kvp in OutputCachingProvider.GetProviderList()) {
					try {
						foreach (PortalInfo portal in portals) {
							kvp.Value.PurgeExpiredItems(portal.PortalID);
							this.ScheduleHistoryItem.AddLogNote(string.Format("Purged output cache for {0}.  ", kvp.Key));
						}
					} catch (NotSupportedException ex) {
					}
				}
				this.ScheduleHistoryItem.Succeeded = true;
			} catch (Exception exc) {
				this.ScheduleHistoryItem.Succeeded = false;
				this.ScheduleHistoryItem.AddLogNote(string.Format("Purging output cache task failed.", exc.ToString()));
				this.Errored(ref exc);
				DotNetNuke.Services.Exceptions.Exceptions.LogException(exc);
			}
		}
	}
}
